From 9b00df93c2f68ea8737aea88800ede3f92327f4b Mon Sep 17 00:00:00 2001
From: ptitSeb <sebastien.chev@gmail.com>
Date: Fri, 3 May 2024 00:01:30 +0200
Subject: [LA64_DYNAREC] Fixing the fix, and leave a comment for future me in
 case I want to fix that again

---
 src/dynarec/la64/la64_lock.S | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/dynarec/la64/la64_lock.S b/src/dynarec/la64/la64_lock.S
index 293036ee..40934c9c 100644
--- a/src/dynarec/la64/la64_lock.S
+++ b/src/dynarec/la64/la64_lock.S
@@ -161,7 +161,7 @@ la64_lock_cas_d:
     ll.w $a3, $a0, 0
     bne  $a3, $a1, 16
     sc.w $a2, $a0, 0
-    li.d $a0, 0
+    xori $a0, $a2, 1
     ret
     li.d $a0, 1
     ret
@@ -170,7 +170,7 @@ la64_lock_cas_dd:
     ll.d $a3, $a0, 0
     bne  $a3, $a1, 1f
     sc.d $a2, $a0, 0
-    li.d $a0, 0
+    xori $a0, $a2, 1    // sc return success in $a2, overwriting it! 0 = fail, 1 = success
 1:
     ret
     li.d $a0, 1
@@ -180,8 +180,9 @@ la64_lock_cas_dq:
     ll.d $a4, $a0, 0
     bne  $a4, $a2, 1f
     sc.d $a1, $a0, 0
+    beqz $a1, 1f
     st.d $a3, $a0, 8
-    li.d $a0, 0
+    xori $a0, $a1, 1
     ret
 1:
     li.d $a0, 1
-- 
cgit 1.4.1